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Literature summary for 1.13.11.1 extracted from

  • Silva, A.S.; Jacques, R.J.; Andreazza, R.; Bento, F.M.; Roesch, L.F.; Camargo, F.A.
    Properties of catechol 1,2-dioxygenase in the cell free extract and immobilized extract of Mycobacterium fortuitum (2013), Braz. J. Microbiol., 44, 291-297.
    View publication on PubMedView publication on EuropePMC

Protein Variants

Protein Variants Comment Organism
additional information immobilization of the enzyme from extract on sodium alginate. The catechol 1,2-dioxygenase of Mycobacterium fortuitum in the immobilized extract has greater stability to the variations of pH, temperature and reaction time, and show higher activity in presence of ions, comparing to the cell free extract, overview Mycolicibacterium fortuitum

Inhibitors

Inhibitors Comment Organism Structure
Cu2+ 1 mM, inhibits the immobilized enzyme by 60%, the free enzyme by 40% Mycolicibacterium fortuitum
K+ 1 mM, inhibits the free enzyme by 38%, no inhibition of the immobilized enzyme by K+ Mycolicibacterium fortuitum
Mg2+ 1 mM, inhibits the free enzyme by 9%, no inhibition of the immobilized enzyme by Mg2+ Mycolicibacterium fortuitum
NH4+ 10 mM, inhibits the immobilized enzyme by 40%, the free enzyme by 50% Mycolicibacterium fortuitum

Metals/Ions

Metals/Ions Comment Organism Structure
Fe3+ 1 mM, stimulates the immobilized enzyme by 100% , the free enzyme by 56% Mycolicibacterium fortuitum
Hg2+ 1 mM, stimulates the free and immobilized enzyme by 60% Mycolicibacterium fortuitum
Mg2+ 1 mM, activates the immobilized enzyme by 38%, no activation of the free enzyme Mycolicibacterium fortuitum
Mn2+ 1 mM, stimulates the free and immobilized enzyme by 50% Mycolicibacterium fortuitum

Organism

Organism UniProt Comment Textmining
Mycolicibacterium fortuitum
-
-
-

Source Tissue

Source Tissue Comment Organism Textmining
additional information Mycobacterium fortuitum cells cultivated in LB show higher growth and the C12O activity is 2fold higher to that in the mineral medium Mycolicibacterium fortuitum
-

Synonyms

Synonyms Comment Organism
C12O
-
Mycolicibacterium fortuitum

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
25
-
free enzyme Mycolicibacterium fortuitum
45
-
immobilized enzyme Mycolicibacterium fortuitum

Temperature Range [°C]

Temperature Minimum [°C] Temperature Maximum [°C] Comment Organism
5 40 free enzyme, 16% of maximal activit at 5°C, maximum activity at 25°C, inactivation at 45°C Mycolicibacterium fortuitum
25 70 immobilized enzyme Mycolicibacterium fortuitum

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
8
-
immobilized enzyme Mycolicibacterium fortuitum

pH Range

pH Minimum pH Maximum Comment Organism
4 8.5 activity range, immobilized enzyme Mycolicibacterium fortuitum